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Api Endpoint

AgentUtility.ai

Generates subtitles from video with Whisper v3, word-wrapped and ready for VLC / Premiere / FFmpeg. Auto-detects language and can translate to English. Use it as a video subtitle generator, auto-subtitle and closed captions tool, SRT generator, VTT generator, video CC endpoint, or accessibility captions source.

Open interactive test console

Offering

Provider
x402.agentutility.ai
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
Creative
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://x402.agentutility.ai/video-to-subtitles
MIME type
Not provided
First seen
2026-10-16T01:50:53.972Z
Last seen
Tags
mediakit, video, subtitles

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.02 USDC
Atomic price: 20000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.02 USDC
Atomic price: 20000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "20000",
    "payTo": "0x6c0752c09e7F6fA6526fCDf40e456a159ebB5621"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "20000",
    "payTo": "FJqAJ4dXkFbrp3EEo8E9x98iaBGUQwaU8Srz5ePfUXLH"
  }
]

Observed health

Status
Healthy
Latest latency
2976 ms
Average latency
2634 ms
HTTP status
204
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "additionalProperties": false,
  "properties": {
    "body": {
      "properties": {
        "format": {
          "description": "Subtitle format: 'srt' (default) or 'vtt'.",
          "enum": [
            "srt",
            "vtt"
          ],
          "type": "string"
        },
        "language": {
          "description": "Source language hint (ISO code). Optional; auto-detected if omitted.",
          "type": "string"
        },
        "max_chars_per_line": {
          "description": "Max characters per subtitle line, 16-120. Default 42.",
          "type": "number"
        },
        "media_url": {
          "description": "URL of the video or audio file to generate subtitles from. Max 60 minutes.",
          "type": "string"
        },
        "task": {
          "description": "'transcribe' (default) keeps original language, or 'translate' to English.",
          "enum": [
            "transcribe",
            "translate"
          ],
          "type": "string"
        }
      },
      "required": [
        "media_url"
      ]
    },
    "bodyType": {
      "enum": [
        "json",
        "form-data",
        "text"
      ],
      "type": "string"
    },
    "method": {
      "enum": [
        "POST"
      ],
      "type": "string"
    },
    "type": {
      "const": "http",
      "type": "string"
    }
  },
  "required": [
    "type",
    "method",
    "bodyType",
    "body"
  ],
  "type": "object"
}

Output schema

{
  "properties": {
    "example": {
      "properties": {
        "format": {
          "type": "string"
        },
        "subtitles": {
          "type": "string"
        }
      },
      "type": "object"
    },
    "type": {
      "type": "string"
    }
  },
  "required": [
    "type"
  ],
  "type": "object"
}